docs: def get_env_pass(self,user=None,msg=None,note=None):
  		"""Gets a password from the user if one is not already recorded for this environment.
  
  		@param user:    username we are getting password for
  		@param msg:     message to put out there
  		"""
  		shutit = self.shutit
  		shutit.handle_note(note)
  		user = user or self.whoami()
  		# cygwin does not have root
  		pw = ''
  		if self.current_environment.distro == 'cygwin':
  			return pw
  		if user not in self.current_environment.users.keys():
  			self.current_environment.users.update({user:None})
  		if not self.current_environment.users[user] and user != 'root':
  			msg = msg or 'Please input the sudo password for user: ' + user
  			pw = shutit_util.get_input(msg,ispass=True)
  			self.current_environment.users[user] = pw
  			shutit_global.shutit_global_object.secret_words_set.add(self.current_environment.users[user])
  		return pw